Finding the Fourth Proportional to 118,053.23, 162,908.69 and 64,337.09

Step by Step Solution

1. Step 1: Write the proportion equation
   118,053.23 : 162,908.69 = 64,337.09 : x
2. Step 2: Convert to fraction form
   118,053.23/162,908.69 = 64,337.09/x
3. Step 3: Cross multiply
   118,053.23x = 162,908.69 × 64,337.09
4. Step 4: Simplify right side
   118,053.23x = 10,481,070,396.61
5. Step 5: Solve for x
   x = 10,481,070,396.61/118,053.23
6. Step 6: Final answer
   x = 88,782.58